AOJ 0084 - Search Engine
重複した文字列は除かなくてよかった.
words = gets.delete(",.").split(" ").select{|word| 3 <= word.size && word.size <= 6 } print words[0] for i in 1..words.size-1 print " #{words[i]}" end puts ""
重複した文字列は除かなくてよかった.
words = gets.delete(",.").split(" ").select{|word| 3 <= word.size && word.size <= 6 } print words[0] for i in 1..words.size-1 print " #{words[i]}" end puts ""